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目的调查2014年西藏地区藏族学生身体形态指标及体质状况,并分析2000年以来身体形态变化的特点及规律。方法利用2000-2014年学生体质调查资料分析7~18岁年龄组藏族学生的身高、体重、体质指数(BMI)、维尔维克等指数变化情况,了解其变化规律及趋势。结果 2014年7~18岁年龄组藏族男生平均身高分别是122.7~172.5cm,较2010年平均增加5.95cm;女生平均身高为121.7~159.0cm,平均增加5.07cm;2014年藏族男生7~18岁年龄组的平均体重为24~61.9kg、女生平均体重为22.5~53.7kg,分别较2000年平均体重增加6.62kg及4.95kg。2000-2014年男、女生BMI分别平均增长1.61、1.20。维尔维克指数男、女生分别平均增长3.81和3.12。结论藏族儿童青少年身高、体重及BMI等均明显增加,体现生长水平全面加速的趋势。
Objective To investigate the body constitution and physical condition of Tibetan students in Tibet in 2014 and to analyze the characteristics and laws of body shape changes since 2000. Methods The changes of height, weight, body mass index (BMI) and Vervik index of Tibetan students aged 7-18 years were analyzed using the data of students’ physical survey from 2000 to 2014 to find out the changing rules and trends. Results The average height of Tibetan boys aged 7-18 years was 122.7-172.5 cm in 2014, an increase of 5.95 cm compared with that in 2010. The average height of girls was 121.7-159.0 cm, an average increase of 5.07 cm. In 2014, Tibetan boys ranged from 7 to 18 years The average weight of the age group is 24 ~ 61.9kg, the average weight of girls is 22.5 ~ 53.7kg, respectively, compared with 2000 average weight gain of 6.62kg and 4.95kg. In 2000-2014, the average BMI of boys and girls increased by 1.61,1.20. The Weirvik index increased by 3.81 and 3.12 respectively on average for boys and girls. Conclusion The height, weight and BMI of Tibetan children and adolescents are significantly increased, reflecting the trend of overall accelerated growth.